初二数学上册因式分解练习题大全91.docx
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初二数学上册因式分解练习题大全91
95a+50a2b18a2bc+100b4
6p(9+b)-40p(9+b)6(9+b)+m(9+b)
64-49a212x2-48y2
0.49n2-256(7x+y)2-(x-9y)2
9-36n+36n2(x+y)2-4m(x+y)+4m2
36b2+24b+436a2+12a(m-n)+(m-n)2
x2+15x+56x2+5x-14
4x2-30x+1425-100x2
70a4-60a412a4bc-60b3
6p(7-b)+4p(7-b)4(7-b)-m(7-b)
1-16n24x2-100y2
0.64n2-36(5x+2y)2-(x+8y)2
36-24x+4x2(m+n)2-4m(m+n)+4m2
16a2+72a+8116a2+8a(a+b)+(a+b)2
x2+6x+8x2+6x-7
2x2+11x+549-49x2
30a-40a2ab3c+20bc
16p(2+a)+36p(2+a)8(2+a)-m(2+a)
64-64m248x2-12y2
0.81b2-25(7x+y)2-(7x-y)2
64+160n+100n2(x+y)2-12m(x+y)+36m2
36a2+120a+1004a2-4a(m+n)+(m+n)2
x2-11x+18x2-4x-12
3x2-7x+481-49n2
55a3+10a8a3b3c+70bc
4p(7-b)-32p(7-b)4(7-b)-m(7-b)
64-25n23x2-12y2
0.49x2-49(x+y)2-(6x-9y)2
4-12b+9b2(a-b)2-12m(a-b)+36m2
25a2-60a+3636a2+12a(m+n)+(m+n)2
x2+9x+20x2+5x-24
20x2+76x+7216-16b2
60a3-50ab14a4b3c+30b4
4p(5-a)-8q(5-a)6(5-a)-m(5-a)
4-25a227x2-3y2
0.04m2-100(x+y)2-(5x+8y)2
16-40m+25m2(a-b)2+10m(a-b)+25m2
25x2-30x+94a2+4a(a-b)+(a-b)2
x2+8x+12x2+5x-24
4x2+14x+121-4m2
60a2-20ab14a3b3c-40b4c
8p(y-4)+4q(y-4)8(y-4)-m(y-4)
100-49m216x2-36y2
0.16y2-144(x+6y)2-(x-y)2
16-48a+36a2(m+n)2+4m(m+n)+4m2
25n2-70n+4925a2-10a(m-n)+(m-n)2
x2-12x+27x2+7x-30
8x2+18x+781-25y2
35a-10ab8abc-60bc
20q(x-2)-20p(x-2)4(x-2)+m(x-2)
1-64b232x2-2y2
81x2-16(x+y)2-(4x-y)2
16+24a+9a2(a-b)2+6m(a-b)+9m2
36a2-12a+125a2-10a(x+y)+(x+y)2
x2-10x+24x2-9x-10
8x2+48x+549-36x2
85a+90a16a2b2c-80bc
4p(x+1)+4p(x+1)8(x+1)-m(x+1)
4-49x24x2-4y2
0.25n2-64(x+5y)2-(3x-y)2
64-128m+64m2(x+y)2+12m(x+y)+36m2
4a2+28a+4936a2-12a(x+y)+(x+y)2
x2-7x+6x2-6x-40
3x2-16x+2016-4x2
85a4+40a312ab3c+70bc
16p(3-b)-12q(3-b)2(3-b)-m(3-b)
49-16x264x2-100y2
0.81a2-400(x-y)2-(6x-7y)2
9+24y+16y2(a+b)2+8m(a+b)+16m2
49x2-112x+6436a2-12a(m+n)+(m+n)2
x2+8x+15x2-7x-30
9x2-33x+3016-49m2
30a3-70a314a3b3c+100b4
20q(y+9)-8q(y+9)6(y+9)-m(y+9)
25-100m28x2-8y2
25b2-25(x-2y)2-(9x+8y)2
36-120m+100m2(a+b)2-10m(a+b)+25m2
25x2-80x+6425a2+10a(m+n)+(m+n)2
x2+14x+48x2+4x-45
20x2-35x+15100-64y2
90a-20a12abc-20b3
2p(x+9)-32q(x+9)4(x+9)-m(x+9)
36-49y216x2-36y2
9n2-9(4x-6y)2-(x+9y)2
49-56b+16b2(m-n)2-12m(m-n)+36m2
25a2+60a+3636a2+12a(x-y)+(x-y)2
x2+11x+30x2-4x-32
12x2+67x+9081-64n2
55a3-20a316abc-30b2c
8p(2-b)+16p(2-b)2(2-b)-m(2-b)
49-49y218x2-50y2
0.16n2-324(x+y)2-(x+10y)2
81-126m+49m2(m+n)2-4m(m+n)+4m2
36y2+24y+44a2+4a(a-b)+(a-b)2
x2-17x+72x2+5x-50
6x2+50x+1004-16y2
45a-40a4a3bc-80b4
12q(3+b)-24p(3+b)4(3+b)-m(3+b)
9-49x232x2-32y2
0.04y2-81(x+y)2-(x-y)2
9+36x+36x2(x-y)2+6m(x-y)+9m2
9b2+12b+416a2+8a(a+b)+(a+b)2
x2-5x+4x2+3x-18
12x2-44x+4016-9n2
75a+70a18abc-10b3c
10p(3+a)-4q(3+a)8(3+a)+m(3+a)
9-81n250x2-50y2
0.36b2-25(x+y)2-(x-8y)2
1+16b+64b2(x-y)2+10m(x-y)+25m2
36m2+96m+6425a2-10a(m-n)+(m-n)2
x2+12x+32x2+4x-21
20x2-48x+28100-16a2
80a+90a2b2ab3c-40b4
20q(x+7)+28q(x+7)8(x+7)+m(x+7)
16-9y24x2-36y2
0.36b2-64(3x-y)2-(5x-7y)2
81-144b+64b2(a+b)2-6m(a+b)+9m2
9x2-12x+416a2-8a(a+b)+(a+b)2
x2+7x+10x2-7x-8
15x2-49x+2436-100y2
60a+80a2b4ab3c+10b2c
6q(2+a)-20q(2+a)6(2+a)-m(2+a)
64-100n2100x2-16y2
9y2-9(x-4y)2-(x+7y)2
25+30x+9x2(a-b)2+10m(a-b)+25m2
16x2-8x+125a2-10a(m-n)+(m-n)2
x2-6x+9x2+6x-27
3x2-33x+544-25a2
60a2+70a420a3bc+40b4
10p(5-b)-8p(5-b)8(5-b)+m(5-b)
36-81y22x2-50y2
64x2-100(7x-6y)2-(x+y)2
16+56n+49n2(m-n)2+12m(m-n)+36m2
16y2-80y+10025a2-10a(m-n)+(m-n)2
x2-5x+6x2+5x-6
8x2+40x+4225-64n2
85a-10a4b2a3bc+80bc
10p(4-a)-16p(4-a)2(4-a)-m(4-a)
4-64y2100x2-16y2
81x2-196(3x+3y)2-(7x-8y)2
81+144b+64b2(x+y)2+12m(x+y)+36m2
36b2-24b+49a2+6a(a-b)+(a-b)2
x2+11x+24x2-5x-50
6x2+48x+909-25y2
60a+90a22ab3c-20b
6p(5-b)+40p(5-b)2(5-b)+m(5-b)
81-9b212x2-48y2
36x2-25(7x-3y)2-(x+y)2
64+64b+16b2(m-n)2-10m(m-n)+25m2
64b2+32b+44a2-4a(a-b)+(a-b)2
x2-13x+40x2-5x-14
4x2-22x+3036-36m2
30a2-80a38a4b3c-90b3c
4p(y+1)+36q(y+1)6(y+1)+m(y+1)
1-25m248x2-75y2
0.36b2-25(3x-4y)2-(6x-y)2
1+4y+4y2(x-y)2-10m(x-y)+25m2
25b2+90b+8116a2-8a(x-y)+(x-y)2
x2+8x+15x2+9x-10
3x2+30x+271-4y2
90a-80a4a4b3c-70b2
2p(x+5)-8p(x+5)2(x+5)-m(x+5)
64-16m22x2-50y2
64n2-4(9x-y)2-(x+10y)2
9-60m+100m2(x-y)2-12m(x-y)+36m2
25a2+60a+364a2+4a(x-y)+(x-y)2
x2+17x+72x2+4x-45
8x2-32x+309-100n2
90a+20a216abc-70bc
10q(x-7)-12p(x-7)2(x-7)+m(x-7)
4-100y218x2-50y2
64n2-100(x-5y)2-(x+7y)2
81+162n+81n2(m-n)2-12m(m-n)+36m2
81y2-90y+2525a2+10a(a-b)+(a-b)2
x2-7x+10x2+3x-40
16x2+60x+50100-4y2
5a+60a3b8ab3c+30b
6p(5-b)-40p(5-b)6(5-b)+m(5-b)
25-25y227x2-27y2
0.04x2-100(x-y)2-(x-y)2
25+40b+16b2(x-y)2+12m(x-y)+36m2
64n2-112n+4936a2+12a(x-y)+(x-y)2
x2+4x+4x2+1x-30
4x2-16x+124-64y2
90a-50a16a3bc-100bc
20p(x-3)-36q(x-3)8(x-3)-m(x-3)
49-16n28x2-50y2
25m2-16(x-y)2-(9x+y)2
9-48y+64y2(a-b)2-10m(a-b)+25m2
81b2+54b+916a2+8a(m-n)+(m-n)2
x2-6x+9x2-4x-21
9x2+51x+7064-16n2
10a-10ab10a2bc-80b2
10q(8+a)-24q(8+a)8(8+a)-m(8+a)
36-25b23x2-75y2
0.04x2-4(2x+2y)2-(6x-8y)2
25-100m+100m2(a+b)2+4m(a+b)+4m2
4b2-28b+499a2+6a(m-n)+(m-n)2
x2-11x+18x2-3x-18
12x2+35x+2549-36n2
30a2-60ab18a4b2c-70b
12q(y-2)-8q(y-2)4(y-2)+m(y-2)
9-81x227x2-48y2
49a2-4(7x+3y)2-(8x+7y)2
1+10y+25y2(x+y)2+10m(x+y)+25m2
25m2-90m+819a2+6a(a+b)+(a+b)2
x2-4x+4x2-6x-40
12x2-15x+336-9x2
35a-20a220a2b2c+100bc
18p(8-a)-28q(8-a)4(8-a)+m(8-a)
81-64n22x2-50y2
25m2-289(5x-y)2-(5x+y)2
16+48b+36b2(x+y)2+4m(x+y)+4m2
36n2-108n+8116a2-8a(x-y)+(x-y)2
x2-6x+9x2-1x-30
3x2+27x+4281-100m2
45a+100a3b12a4b3c+70bc
14q(y+3)-20q(y+3)8(y+3)+m(y+3)
49-9n218x2-32y2
36b2-81(x-4y)2-(x-10y)2
36+36x+9x2(m-n)2+10m(m-n)+25m2
81x2+108x+3616a2+8a(m-n)+(m-n)2
x2-7x+12x2+5x-6
9x2+51x+709-81y2
65a+60ab12ab3c+60b2
12p(x+4)+32p(x+4)6(x+4)-m(x+4)
100-36n236x2-36y2
25b2-289(7x+y)2-(x-y)2
100-200y+100y2(a+b)2-4m(a+b)+4m2
9a2+54a+8116a2+8a(x+y)+(x+y)2
x2-15x+56x2-5x-36
6x2+15x+981-25m2
15a4-40ab8a4b3c-30bc
14q(8+b)-24p(8+b)6(8+b)-m(8+b)
100-16x275x2-75y2
0.16n2-196(4x+y)2-(2x+8y)2
100+40x+4x2(x-y)2+8m(x-y)+16m2
64a2-32a+425a2+10a(x+y)+(x+y)2
x2-14x+49x2-6x-40
5x2+52x+2016-100x2
35a3-50a12ab2c-30bc
6p(y-8)+16p(y-8)6(y-8)+m(y-8)
81-25a22x2-2y2
9b2-9(x-3y)2-(x-8y)2
25+80b+64b2(m+n)2+8m(m+n)+16m2
49m2+98m+494a2-4a(a-b)+(a-b)2
x2+4x+3x2-2x-24
20x2-69x+544-4n2
95a-70a4b18abc+10bc
20p(9-b)+12q(9-b)2(9-b)+m(9-b)
100-36a24x2-4y2
36y2-400(9x-y)2-(9x-y)2
16-72x+81x2(x-y)2+4m(x-y)+4m2
36a2+60a+2525a2+10a(a-b)+(a-b)2
x2+9x+18x2-5x-50
5x2+23x+24100-81y2
15a-60a4b8a4b3c-80bc
10q(5-b)-20p(5-b)2(5-b)+m(5-b)
64-4y264x2-36y2
16b2-4(x+4y)2-(7x+y)2
9-48x+64x2(x+y)2-6m(x+y)+9m2
49x2-56x+1636a2-12a(a-b)+(a-b)2
x2-14x+48x2-5x-50
8x2-22x+94-100a2
100a+40a2a3b3c-90bc
14q(1-a)+20p(1-a)2(1-a)+m(1-a)
100-4y28x2-2y2
4m2-196(x+y)2-(x-y)2
25+90b+81b2(x+y)2+8m(x+y)+16m2
4b2+40b+1009a2+6a(a-b)+(a-b)2
x2-12x+27x2+5x-6
6x2-30x+3664-49b2
65a3+100a6a3b2c-100bc
16q(y-2)+28q(y-2)8(y-2)-m(y-2)
1-4m212x2-27y2
0.25b2-144(x+y)2-(3x+y)2
4-40n+100n2(m+n)2-12m(m+n)+36m2
9a2+54a+819a2+6a(m-n)+(m-n)2
x2-10x+24x2-6x-27
5x2-59x+9049-25a2
60a-70a44abc-80bc
20p(4-a)-32q(4-a)4(4-a)-m(4-a)
1-4m227x2-75y2
0.36b2-25(x+y)2-(x+10y)2
9-48b+64b2(a-b)2+4m(a-b)+4m2
36x2+36x+94a2-4a(x+y)+(x+y)2
x2-13x+42x2-3x-40
12x2-54x+5416-4n2
75a-40a4b12a3bc-60b2c
18p(3-b)-20q(3-b)8(3-b)+m(3-b)
4-16y250x2-50y2
81a2-400(3x-4y)2-(x+8y)2
36-48y+16y2(a-b)2-8m(a-b)+16m2
4x2-32x+6416a2+8a(x+y)+(x+y)2
x2-11x+24x2+1x-30
3x2-23x+14100-100x2
25a2+20a4a4bc-20b2c
18p(x+3)-28q(x+3)2(x+3)+m(x+3)
9-100n236x2-100y2
81m2-361(8x+4y)2-(x-y)2